Swingable exercise bicycle mechanism

ABSTRACT

A swingable exercise bicycle mechanism includes a base frame, two fastening seat at the front and rear, two extension springs arranged symmetrically in pairs connecting with fastening seat, at least one sliding shaft set through between two fastening seat, a buffer arranged between two fastening seat, an exercise bicycle locked in the top surface of slider; When users swing their body on the exercise bicycle, the slider motivate fastening seat spin, and generate a torque in opposite direction simultaneously which enhance effect of swinging of exercise bicycle; By moving body back and forth, exercise bicycle apply component force of reciprocating which causes slider shifting, whereby overcoming damping of the buffer device achieves effect of intense exercise.

BACKGROUND OF THE INVENTION 1. Field of the Invention

The present invention relates to a swingable exercise bicycle, especially to one that able to swing left and right and shaft back and forth, which achieves intense exercise.

2. Description of the Related Art

Exercise bicycle enhance body muscle by pedaling in situ which drive turning gear to spin. When the weather is bad or people are lack of time to do outdoor exercise, exercise bicycle provides a choice for indoor exercise.

Unfortunately, users easily feel bored about pedaling. Also, unchanged posture brings negative effect to human body

FIG. 1 illustrated a swingable exercise bicycle, Taiwan patent publication No M314622, an improved version comparing to the traditional one which is boring and bring negative effect to human body, comprising a saddle supporting frame 920, a saddle 960, a buffer base 950, a buffer 930, a reciprocating device 940. Thereof, saddle supporting frame 920 said a pin joint part 921 which determine direction of spinning, and the torque of spinning makes saddle supporting frame 920 pressing buffer 930. The buffer 930 arranged at the both side of saddle supporting frame, and each buffer 930 is connected slantingly to the saddle supporting frame 920. Whereby arranging buffer 930 slantingly and reciprocating device 940 achieve the effect of simulating the shaking and bouncing of riding bicycle outdoor.

Also, the swingable exercise bicycle can swing left and right and up and down. User's slightly body movement which changes the center of weight can easily motivate the buffer 930 and reciprocating device 940 function of shaking saddle support frame 920, but it cannot achieve the purpose of workout and sweating profusely.

SUMMARY OF THE INVENTION

It is a primary objective of the present invention to provide a swingable exercise bicycle mechanism which swing left and right repeatedly by shaking users' body.

It is another objective of the present invention to provide a swingable exercise bicycle mechanism which takes users' huge effort to change the center of weight to generate component force for reciprocating that make bicycle shifting.

In order to achieve the above objectives, a swingable exercise bicycle includes a base frame, pedestals at the front and rear with pivot inside, two extension spring arranged symmetrically in pairs connecting with fastening seat, and fastening seat does pivot turn at both sides said opposite torque from symmetrically extension spring to fastening spring; at least one sliding shaft said correspond to locating hole of fastening seat; a slider said a least one shaft hole on horizontal axle, arranged on sliding shaft, make slider slide back and forth on sliding shaft; a buffer arranged between slider and fastening seat, generating damping effect when slider move on the sliding shaft; a swingable exercise bicycle said a bicycle frame, a bicycle handle, a saddle, a pedal and a turning gear, and the bottom of bicycle frame is locked on the top of slider;

Whereby when the users start pedaling and applying force to the bicycle frame by swinging users' body, the slider drives the fastening seat spin repeatedly, and the extension springs produce an opposite torque to enhance the swinging effect of exercise bicycle; Moving the center of gravity by shaking body back and forth applies axially component force of reciprocating which makes slider shift back and forth, and by overcoming the damping of buffer to achieve intense exercise effect.

Also, the swingable exercise bicycle mechanism as claimed in claim 1, wherein the brake arranged at the leading edge of the slider, said a lever and stop mechanism, when rotating the lever makes stop mechanism locks sliding shaft up and stops slider from moving on sliding shaft.

Furthermore, the swingable exercise bicycle mechanism as claimed in claim 1, wherein a locking device which locking bar set through base frame and fix the fastening seat at inner side.

Moreover, the swingable exercise bicycle mechanism as claimed in claim 1, wherein a bearing inside the pivot hole of fastening seats is set on the pivot of base frame to enhance spinning fluency.

Yet, the swingable exercise bicycle mechanism as claimed in claim 1, wherein the linearity bearing at both sides of slider, and each linearity bearing set a least one bearing hole corresponds to the sliding shaft making slider moves smoothly on the sliding shaft.

Yet, the swingable exercise bicycle mechanism as claimed in claim 5, wherein a buffer with two pair of return spring, and each return spring is connecting with linearity bearing and fastening seat.

Yet, the swingable exercise bicycle mechanism as claimed in claim 5, wherein said an elastic band surrounds the fastening seat and rubber wheel.

The fastening seat is set at front and rear side, the slider set on sliding shaft, the sliding shaft set through fastening seat and the bicycle frame lock on the top surface of the slider. When users swing their body left and right and apply force to the bicycle frame, the slider motivates fastening seat spinning repeatedly, and the extension spring arranged at the opposite side generate a torque in opposite direction to achieve effect of enhancing the swinging of the bicycle.

Between the slider and fastening seat said extension spring, elastic band, or any other kinds of buffer. When user moves back and forth intensely and pedaling the bicycle, it applies component force to the sliding shaft which makes slider reciprocating. Whereby overcoming damping of reciprocating achieve the effect of intense exercise.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a swingable exercise bicycle according to the prior art;

FIG. 2 is an exploded perspective views of the present invention in a first applicable embodiment;

FIG. 3A is an assembly perspective views of the present invention in a first applicable embodiment;

FIG. 3B is second assembly perspective views of the present invention in a first applicable embodiment;

FIG. 3C is an assembly top view of the present invention in a first applicable embodiment;

FIG. 4 is an assembly perspective views of the present invention;

FIG. 5 is an assembly side views of the present invention;

FIG. 6 is an assembly rear views of the present invention;

FIG. 7 is a schematic diagram illustrating shifting back and forth of the present invention;

FIG. 8 is an assembly perspective view of the present invention in a second applicable embodiment; and

FIG. 9 is an assembly bottom view of the present invention in a second applicable embodiment.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT

Referring to FIG. 2 and FIG. 3A-3C, in a first applicable embodiment, a swinging and shifting mechanism 100 mainly includes a base frame 10 which is formed by two crossbar 11 and two straight bar 12 making base frame 10 able to sit horizontally on the ground.

At the front of straight bar 12 is a pair of rubber tire 13 on both sides, the frame is easy moving with the rubber tire 13, plus the rear side of the base frame 10 is liftable, thereof in the middle of straight bar 12 said a pedestal 14, each pedestal 14 said pivot 15 inside; and each pedestal 14 said two hanging rod 16 on straight bar 12.

Each of two fastening seat 20 said a pivot hole 21, at least one locating hole 22 and hanging part 23. In first applicable embodiment, the fastening seat 20 said two locating hole 22; on the pivot of the pedestal 14 said two bearing 24 arranged inside the pivot hole 21 of the fastening seat 20, and the bearing 24 enhance the fluency of spinning of the fastening seat 20; four extension spring 30 arranged symmetrically in pair, connecting with hanging part 23 of fastening seat 20 and hanging rod 16 of base frame 10. When fastening seat 20 spin, the extension spring 30 apply torque in opposite direction to fastening seat 20.

In first applicable embodiment said at least one sliding shaft 40, said two sliding shaft 40 correspond to locating hole 22, the sliding shaft 40 set through the locating hole 22 of the fastening seat 20; a slider 50 said a least one shaft hole 51 on horizontal axle, and the both side of slider 50 said a linearity bearing 52, thereof linearity bearing 52 said at least one bearing hole 53; on the sliding shaft 40 said two shaft hole 51 and two bearing hole 53, whereby the slider 50 can slide smoothly on the sliding shaft 40. A locking device of said locking bar 251 which has a screw at the front for locking on pedestal 14 and the fastening seat 20, making two fastening seat 20 and sliding shaft 40 fixed among both pedestal 14. A buffer 60 produce damping effect while slider 50 sild on sliding shaft 40. In first applicable embodiment, the buffer 60 include two turn spring 61, and each return spring 61 connect with linearity bearing 52 and fastening 20, the return spring 61 produce damping effect while slider 50 slide on sliding shaft 40; at the front edge of the slider 50 said a brake 54, the brake 54 said a stop mechanism 542 and operation lever 541, rotating operation lever 541 motivate stop mechanism 542 to stop sliding shaft 40, therefor slider 50 stop shifting on sliding shaft 40.

FIGS. 4-5 illustrated an exercise bicycle 70 assemble on the swinging and shifting mechanism of the present invention, the exercise bicycle 70 comprise a bicycle frame 71, a saddle 72, pedal 73, and a tuning gear 74, and the bottom of the bicycle frame 71 is locked on the top of the slider 50. Wherein users' pedaling apply force to bicycle 71 causing fastening seat 20 spinning, then the extension spring 30 provide torque M in opposite direction which enhance the effect of swinging of the exercise bicycle 70; Moreover, the users can lift their buttock out of saddle 72 for centralizing the weight on the pedal 73 and shaking intensely back and forth which apply component force in direction of X axis causing reciprocating that makes slider 50 and exercise bicycle 70 shifting on sliding shaft 40. The present invention achieves the effect of intensity exercise by overcoming the damping of the return spring 61 and the buffer 60.

FIG. 6 illustrated the situation of exercise bicycle 70 while swinging, said two fastening seat 20 arranged on the both side of the pedestal 14, a pair of extension spring 30 set symmetrically on fastening seat 20 and a slider 50 arranged on sliding shaft 40, and the bicycle frame 71 is locked on the top surface of the slider 50; When users apply force to the bicycle frame 71 by shaking their body, causing the fastening seat 20, the slider 50 and exercise bicycle 70 spin to either direction which taking the pivot 15 as spin axis; Either side of extension spin 30 gets compressing, then the other side gets stretching, it produce torque M in spinning direction. Once users reduce the force apply on bicycle frame 71, torque M induce users swing their body to the other side, and creating new torque M in opposite direction, whereby achieving the purpose of swinging repeatedly.

FIG. 7 illustrated the situation of exercise bicycle 70 while shifting, two fastening seat 20 arranged on pedestal 14, a pair of extension spring 30 for each pedestal 14, a sliding shaft 40 set through between two fastening seat 20, a slider 50 set on the sliding shaft 40, a bicycle frame 71 locked on the top surface of the slider 50, and a pair of return spring 61 connect to the slider 50 and fastening seat 20; Rather than just swing users body smoothly on the exercise bicycle 70, the users can also lift their buttock out of saddle for centralizing the weight on the pedal 73; When users' pedaling apply force to bicycle 71, generate component force in direction of X axis causing reciprocating which make exercise bicycle 71 shifting on the sliding shaft 40. Since the users need to overcome the damping, which is bigger than component force, it requires users to pedal harder and move their body in bigger shape, then achieve the effect of intensity exercise.

FIGS. 8-9 illustrated second applicable embodiment of swinging and shifting mechanism 100, wherein besides adding buffer 60, the mechanism in this embodiment is same to the first applicable embodiment; the buffer 60 includes an elastic band 62 which surrounds fastening seat 20 and band wheel 63 among linearity bearing 52, elastic band 62 produces damping between slider 50 an fastening seat 20 thereof.

The present invention said a fastening seat 20 at the front and rear of the base frame 10, a slider 50 arranged on sliding shaft 40, and the bicycle frame 71 is locked on the top surface of the slider 50; When users apply force to the bicycle frame 71 by shaking their body, the fastening seat 20, the slider 50 and exercise bicycle 70 spin and the extension spring 30 arranged on the both side of the fastening seat 20 provide a torque M in opposite direction, which enhances effect of swinging of the exercise bicycle 70. Moreover, the present invention said return spring 61, elastic band 62 or any kinds of buffer arranged between the slider 50 and the fastening seat 20; Whereby the force of shaking body intensely and pedaling force slider 50 shift in direction of X axis on the sliding shaft 40, also, users need pedaling faster and amplify their body movement to resist damping from the buffer 60, so as to achieve effect of intense exercise.

Although particular embodiments of the invention have been described in detail for purposes of illustration, various modifications and enhancements may be made without departing from the spirit and scope of the invention. Accordingly, the invention is not to be limited except as by the appended claims. 

What is claimed is:
 1. A swingable exercise bicycle mechanism, comprising: a base frame said pedestals at the front and rear with pivot inside; two fastening seats said a pivot hole for each and at least one locating hole, and pivot hole arranged on pivot of pedestal; four extension spring arranged symmetrically in pairs connecting with fastening seat, and fastening seat does pivot turn at both sides produce opposite torque from symmetrical extension spring to fastening spring at least one sliding shaft said corresponded to locating hole of fastening seat; a slider said a least one shaft hole on horizontal axle, arranged on sliding shaft, making slider slide back and forth on sliding shaft; a buffer arranged between slider and fastening seat, generating damping effect when slider shift on the sliding shaft; and a swingable exercise bicycle said a bicycle frame, a bicycle handle, a saddle, a pedal and a turning gear, and the bottom of bicycle frame is locked on the top surface of slider; whereby when the users starts pedaling and giving force to the bicycle frame by swinging users' body, the slider drives the fastening seat spin repeatedly, and the extension springs produce an opposite torque to enhance the swinging effect of exercise bicycle; Moving the center of gravity by shaking body back and forth while pedaling applies axially component force of reciprocating to slider and make slider shift back and forth, and by overcoming the damping of buffer can achieve intense exercise effect.
 2. The swingable exercise bicycle mechanism as claimed in claim 1, wherein the brake arranged at the leading edge of the slider, said a lever and stop mechanism, when rotating the lever make stop mechanism locks sliding shaft up and stops slider from moving on sliding shaft.
 3. The swingable exercise bicycle mechanism as claimed in claim 1, wherein a locking device which locking bar set through base frame and fix the fastening seat at inner side.
 4. The swingable exercise bicycle mechanism as claimed in claim 1, wherein a bearing inside the pivot hole of fastening seats is set on the pivot of base frame to enhance spinning fluency.
 5. The swingable exercise bicycle mechanism as claimed in claim 1, wherein the linearity bearing at both sides of slider, and each linearity bearing set a least one bearing hole corresponds to the sliding shaft making slider moves smoothly on the sliding shaft.
 6. The swingable exercise bicycle mechanism as claimed in claim 5, wherein a buffer with two pair of return spring, and each return spring is connecting with linearity bearing and fastening seat.
 7. The swingable exercise bicycle mechanism as claimed in claim 5, wherein said an elastic band surrounds the fastening seat and rubber wheel. 